用所给单词的正确形式(动词原形、过去式、过去分词)填入句子中.1)They ______(not,get) their books yet. They're still waiting. 2)He_______(not,make) any mistakes since september.

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用所给单词的正确形式(动词原形、过去式、过去分词)填入句子中.1)They   ______(not,get)   their   books   yet. They're   still   waiting. 2)He_______(not,make)   any   mistakes   since   september.

用所给单词的正确形式(动词原形、过去式、过去分词)填入句子中.1)They ______(not,get) their books yet. They're still waiting. 2)He_______(not,make) any mistakes since september.
用所给单词的正确形式(动词原形、过去式、过去分词)填入句子中.
1)They ______(not,get) their books yet. They're still waiting.

2)He_______(not,make) any mistakes since september.

用所给单词的正确形式(动词原形、过去式、过去分词)填入句子中.1)They ______(not,get) their books yet. They're still waiting. 2)He_______(not,make) any mistakes since september.
1 haven't got (yet是现在完成时的标志.
2 hasn't made ( since 是现在完成时的标志
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  1. have not got

  2. have not made

haven't get
haven't maken